Finding the Fourth Proportional to 7,618.72, 10,513.78 and 4,261.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,618.72 : 10,513.78 = 4,261.52 : x
2. Step 2: Convert to fraction form
   7,618.72/10,513.78 = 4,261.52/x
3. Step 3: Cross multiply
   7,618.72x = 10,513.78 × 4,261.52
4. Step 4: Simplify right side
   7,618.72x = 44,804,683.75
5. Step 5: Solve for x
   x = 44,804,683.75/7,618.72
6. Step 6: Final answer
   x = 5,880.87